experiment-with-workspaces.yaml

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: my-pvc
spec:
  resources:
    requests:
      storage: 5Gi
  volumeMode: Filesystem
  accessModes:
    - ReadWriteOnce
---
apiVersion: tekton.dev/v1alpha1
kind: TaskRun
metadata:
  name: custom-volume
spec:
  workspaces:
    - name: custom
      persistentVolumeClaim:
        claimName: my-pvc
      subPath: my-subdir
    - name: custom2
      persistentVolumeClaim:
        claimName: my-pvc
    - name: custom3
      emptyDir: {}
      subPath: testing
  taskSpec:
    steps:
    - name: write
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        set -xe
        echo $(workspaces.custom.volume) > $(workspaces.custom.path)/foo
    - name: read
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        set -xe
        cat $(workspaces.custom.path)/foo | grep $(workspaces.custom.volume)
    - name: write2
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        set -xe
        echo $(workspaces.custom2.path) > $(workspaces.custom2.path)/foo
    - name: read2
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        cat $(workspaces.custom2.path)/foo | grep $(workspaces.custom2.path)
    - name: write3
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        echo $(workspaces.custom3.path) > $(workspaces.custom3.path)/foo
    - name: read3
      image: ubuntu
      script: |
        #!/usr/bin/env bash
        cat $(workspaces.custom3.path)/foo | grep $(workspaces.custom3.path)
    workspaces:
    - name: custom
    - name: custom2
      mountPath: /foo/bar/baz
    - name: custom3